Seawater has historically been alkaline, but is increasingly becoming less so. What does this mean for the ocean ecosystem in general? And along the California coast in particular? We’re just beginning to figure that out.

What’s the cutest fish in the sea? To some biologists, it’s the bat ray, which cruises along the floor of local bays and estuaries, chomping on clams and other creatures. Maybe it’s time to make bottom-feeder a term of endearment! Springtime is breeding time for these friendly fish.